//
//  AppDelegate.swift
//  weibo
//
//  Created by Mac on 16/5/9.
//  Copyright © 2016年 fengzhixiang. All rights reserved.
//

import UIKit

@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {

    var window: UIWindow?


    func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {

        //设置导航栏皮肤
        setupAppearance()

        //1.创建window
        window = UIWindow((frame: UIScreen.mainScreen().bounds))

        //使用自定义CZMainController,优化代码
        let tabBarVC = CZMainController()
        tabBarVC.view.backgroundColor = UIColor.whiteColor()

        // 2.设置root控制器(显示)
        window?.rootViewController = defaultViewController()
        //测试--CZWelcomeViewController
//        window?.rootViewController = CZNewFeatureViewController()


        //3.设置为主窗口
        window?.makeKeyAndVisible()


        //解档和设置用户信息
        let userAccount = CZUserAccountViewModel.shareInstanse.userAccount
        CZPrint(items: "userAccount---\(userAccount)")

        isNewVersion()

        let isUserLogin = CZUserAccountViewModel.shareInstanse.isUserLogin
        CZPrint(items: "用户登录:\(isUserLogin)")

        return true
    }

    ///显示默认的控制器
    private func defaultViewController() -> UIViewController {
        if !CZUserAccountViewModel.shareInstanse.isUserLogin {
            //用户没有登录
            return CZMainController()
        }
        //能到这里说明已经登录
        if isNewVersion(){
            //如果是新版本
            return CZNewFeatureViewController()
        } else {
            //如果不是新版本
            return CZWelcomeViewControl()
        }
    }

    ///让别人来切换window的根控制器
    func switchRootViewController(controller :UIViewController){
        //将传入的控制器设置为window的根控制器
        window?.rootViewController = controller
    }


    ///判断是否为新版本
    private func isNewVersion() -> Bool {
        //1.获得当前版本号
        let currentVersion = NSBundle.mainBundle().infoDictionary!["CFBundleShortVersionString"]as! String

        // 2.获取上次的版本号(版本号保存到哪里?偏好设置)
        let sandboxVersionKey = "sandboxVersionKey"
        let sandboxVersion = NSUserDefaults.standardUserDefaults().stringForKey(sandboxVersionKey)
        // 3.进行比较: 只要不相同就认为是新的版本号
        let isNewVersion = currentVersion != sandboxVersion

        CZPrint(items: "currentVersion: \(currentVersion), sandboxVersion: \(sandboxVersion), isNewVersion: \(isNewVersion)")
        // 4.是新版,将当前的版本号保存到沙盒
        if isNewVersion {
            NSUserDefaults.standardUserDefaults().setObject(currentVersion, forKey: sandboxVersionKey)

            //重新刷新用户信息
            NSUserDefaults.standardUserDefaults().synchronize()


        }

        // 5.返回比较的结果
        return isNewVersion
    }



    //设置导航栏的皮肤
    private func setupAppearance(){
        let bar = UINavigationBar.appearance()
        bar.tintColor = UIColor.orangeColor()

    }

    func applicationWillResignActive(application: UIApplication) {
        // Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
        // Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
    }

    func applicationDidEnterBackground(application: UIApplication) {
        // Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later.
        // If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
    }

    func applicationWillEnterForeground(application: UIApplication) {
        // Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
    }

    func applicationDidBecomeActive(application: UIApplication) {
        // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
    }

    func applicationWillTerminate(application: UIApplication) {
        // Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
    }


}

